Nut-lock.



No. 784,014. PATENTED FEB. 28, 1905. A. P. STEEL.

NUT LOCK.

APPLIGATION FILED NOV 8,1904.

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Elmwewuhoz 2X 1 mamas I 6% @45 411% 94W 69 mm g,a w@wbm No. 784,014. Patented February 28, 190W,

SATES PATENT Fries.

ABRAHAM P. STEEL, OF STOCKTON, CALIF ORNIA, ASSIGNOR OF THREE FIFTII-IS TO WILLIAM S. CHRISMAN, HENRY T. OGELVIE, ANI) CLARK F. J OII'NS'ION OF STOCKTON, CALIFORNIA.

NUT-"LOCK.

SPECIFICATION forming part of Letters Patent No. 784,014, dated February 28, 1905.

Application filed November 8, 1964. Serial No. 231,865.

7/7) (1117/ w/I/WII/ if; 4/ eff/warn: On the head of said set-screw is a spring 9,

Be it known that I, ABRAHAM P. STEEL, a adapted to engage with the ratchets 7. Said citizen of the United States, residingat Stockspring 9 is secured to said set-screw by means ton, in the county of San Joaquin and State of a tapering head 10, which is driven into a of California, have invented certain new and square orifice I1 in the head of said set-screw 8.

useful Improvements in Nut-Locks; and [do 12 is a threaded orifice extending through declare the following to be a full, clear, and the side of the nut i) opposite the side in which exact description of the invention, such as will the orifice 6, and 13 is a set-screw pointed enable others skilled in the art to which it apat the lower end and adapted to screw into I pertains to make and use the same, reference the orifice 12. being had to the accompanying drawings, and The operation is as follows: The nut is the figures of reference marked thereon, which screwed up into position, and the set-screw 8 form a part of this s 'iecification. is then screwed up tight, thus jamming the My invention relates to improvei'nents in key 5 down onto the threads of the bolt. The 5 nut-locks; and my object is to produce such springs 9 engagii'ig with the ratchets 7 prea device as will effectually lock the nut upon vent said set-screwfrom unscrewing until re the bolt and also one which will be simple leased from the said ratchets, and thus thenut and inexpensive. This object 1 accomplish is absolutelylockedand prevented from longiby the peculiar construction and adaptation tudinal movement on the bolt. To make the 20 of parts herein fully set fortlnand particularly nut doubly secured, the set-screw 13 is screwed 7o pointed out in the claims appended. up tight, thus helping to jam the bolt against This specification is an exact description of the key. This is not absolutely necessary, one example of my invention,while the claims however,and may be dispensed witlnifdesired. define the actual scope thereof. Not only is my nut secured againstoutward 5 Itcference is to be had to the accompanying movement on the bolt, but also against indrawings, in which similar characters of ref- Ward movement, thus making it invaluable erence indicate corresponding parts in the upon eccentrics and shaftings where a certain several views. amount of play is necessary.

l igure l is a side elevation of my improved Various changes in the form and details of 3 device, showing the nut locked. Fig. 2 is a my invention may be resorted to at will with- 8 longitudinal section of the same. Fig. 3 is a out departing from the spirit thereof. Hence side elevation of my improved nut. Fig. 4 I consider myself entitled to all forms of the is a vertical section of my improved nut as it invention as fairly fall within the scope of my appears when locked in position. Fig. 5 isa claims.

35 side elevation of a set-screw. Fig. 6 is a top Having thus described my invention, what plan view of a locking-key. Fig. 7 is a hori- I claim as new and useful, and desire to secure zontal section of a set-screw. by Letters Patent, is-

1 designates the bolt, and 2 the threaded l. The combination in a nnt-lock, of a bolt, portion thereof. a nut mounted thereon, a threaded orifice ex- 4 3 is a nut threaded to screw on the bolt as tending through the side of said nut, small 9 usual. On the inside of said nut is a longiratchets on the outside of said nutand encirtudinal groove 4, in which is inserted a threadcling the said orifice, a set-screw seated in said ed key 5, the threads on said key coinciding orifice, and a spring secured in said set-screw with the threads of the nut. and adapted to engage with said ratchets, as 45 6 is a threaded orifice extending through the specified. 9 5 side of the nut and opening into the groove 4:. 2. Inanut-lock, the combination with a bolt 7 designates small ratchets on the outside oianutmountedthereon,alongitudinalgroove of the nut 3 encircling the orifice 6. in the interior of said nut, a threaded orifice 8 is a set-screw adapted to screw into the extending through the side of said nut and 5 orifice 6 and come in contact with the key 5. opening into said groove, ratchets 1n the side we of said nut encircling said orifice, a set-screw seated in said orifice, a spring secured in said set-screw coacting with said ratchets, and a threaded ke v seated in said groove, as specilied.

3. In a nut-lock the combination With the bolt of a nut mounted thereon, a longitudinal groove in the interior of said nut, a threaded orifice in the side of said nut and opening into said groove, ratchets in the side of the nut encircling said orifice, a set-screw seated in said orifice, a spring secured to said set-screw and coacting With said ratchets, a threaded key seated in said groove, a threaded orifice in the side of said nut opposite said key, and a setserew seated in said last-named orifice, as specified.

In testimony whereof I have signed my name to this specification in the presence of two subscribing Witnesses.

ABRAHAM P. STEEL.

WVitnesses:

PERCY S. WEBSTER, JOSHUA B. WEBsTER. 

